Filter Results:
(1,104)
Show Results For
- All HBS Web
(1,104)
- People (1)
- News (177)
- Research (621)
- Events (18)
- Multimedia (5)
- Faculty Publications (376)
Show Results For
- All HBS Web
(1,104)
- People (1)
- News (177)
- Research (621)
- Events (18)
- Multimedia (5)
- Faculty Publications (376)
- January 2008
- Background Note
Equity Options
By: Joshua Coval and Erik Stafford
The goal of this simulation is to understand the reliance of option values on volatility. When an investor trades an option, they are essentially trading volatility. Therefore, much of the focus in this lesson is on forecasting volatility. Students are able to use two... View Details
Keywords: Volatility; Forecasting and Prediction; Stock Options; Investment Return; Price; Market Transactions; Mathematical Methods; Value
Coval, Joshua, and Erik Stafford. "Equity Options." Harvard Business School Background Note 208-118, January 2008.
- November 1976
- Article
Partial Equilibrium Approach to the Free-Rider Problem
By: Jerry R. Green, Elon Kohlberg and Jean-Jacques Laffont
Groves and others have shown that truthful answers concerning preferences for public goods can be elicited as dominant strategies if appropriate tax-subsidies rules are applied. This paper studies the statistical properties of the total revenues generated by one of the... View Details
Keywords: Problems and Challenges
Green, Jerry R., Elon Kohlberg, and Jean-Jacques Laffont. "Partial Equilibrium Approach to the Free-Rider Problem." Journal of Public Economics 6, no. 4 (November 1976): 375–394.
- 16 Dec 2013
- News
The Way of The Blockbuster
- 21 Jun 2012
- Working Paper Summaries
Information Technology and Boundary of the Firm: Evidence from Plant-Level Data
Keywords: by Chris Forman & Kristina McElheran
- 05 Jul 2006
- Working Paper Summaries
Failing to Learn and Learning to Fail (Intelligently): How Great Organizations Put Failure to Work to Improve and Innovate
Keywords: by Mark D. Cannon & Amy C. Edmondson
- 2024
- Working Paper
The Effects of Medical Debt Relief: Evidence from Two Randomized Experiments
By: Raymond Kluender, Neale Mahoney, Francis Wong and Wesley Yin
Two in five Americans have medical debt, nearly half of whom owe at least $2,500. Concerned by this burden, governments and private donors have undertaken large, high-profile efforts to relieve medical debt. We partnered with RIP Medical Debt to conduct two randomized... View Details
Kluender, Raymond, Neale Mahoney, Francis Wong, and Wesley Yin. "The Effects of Medical Debt Relief: Evidence from Two Randomized Experiments." NBER Working Paper Series, No. 32315, April 2024.
- Web
Faculty & Research
squares. In settings without attrition, this approach obtains lower statistical power than self-reported yields; in settings with differential attrition, it may substantially increase power. We include a “cookbook'' and code that should... View Details
- Research Summary
Regulatory negotiations and risk communication
In the pharmaceutical industry a drugs benefits and risks are constantly being weighed by companies, regulators, physicians and drug consumers. While companies and regulators must make decisions based on population statistics about drug outcomes, physicians and drug... View Details
- Forthcoming
- Book
Blockchain Forensics and Crypto-Related Cybercrimes
By: Lin William Cong, Kim Grauer, Daniel Rabetti and Henry Updegrave
This handbook provides an overview of various criminal activities related to cryptocurrencies, including investment scams, Ponzi schemes, rug pulls, ransomware attacks, money laundering, and darknet markets. We discuss the need for user protection and education,... View Details
Keywords: Cyberattacks; Blockchain; Network; Cryptocurrency; Crime and Corruption; Cybersecurity; Governing Rules, Regulations, and Reforms; Law Enforcement; Technology Adoption
Cong, Lin William, Kim Grauer, Daniel Rabetti, and Henry Updegrave. Blockchain Forensics and Crypto-Related Cybercrimes. World Scientific Publishing, forthcoming.
- Fall 2012
- Article
Climate Science as Culture War
By: Andrew J. Hoffman
Today, there is no doubt that a scientific consensus exists on the issue of climate change. Scientists have documented that anthropogenic sources of greenhouse gases are leading to a buildup in the atmosphere, which leads to a general warming of the global climate and... View Details
Hoffman, Andrew J. "Climate Science as Culture War." Stanford Social Innovation Review 10, no. 4 (Fall 2012): 30–37. (Winner of the 2013 Maggie Climate science as culture war Award, Best Feature Article in a Trade Journal.)
- July 2017
- Article
What Do Measures of Real-Time Corporate Sales Tell Us About Earnings Surprises and Post-announcement Returns?
By: Kenneth A. Froot, Namho Kang, Gideon Ozik and Ronnie Sadka
We develop real-time proxies of retail corporate sales from multiple sources, including approximately 50 million mobile devices. These measures contain information from both the earnings quarter (within quarter) and the period between that quarter's end and the... View Details
Froot, Kenneth A., Namho Kang, Gideon Ozik, and Ronnie Sadka. "What Do Measures of Real-Time Corporate Sales Tell Us About Earnings Surprises and Post-announcement Returns?" Journal of Financial Economics 125, no. 1 (July 2017): 143–162. (Revised from NBER Working Paper No. 22366, June 2016, Harvard Business School Working Paper No. 16-123, April 2016.)
- August 2024
- Article
Heuristics on Call: The Impact of Mobile-Phone-Based Business-Management Advice
By: Shawn Cole, Mukta Joshi and Antoinette Schoar
There is growing evidence that business training for micro-entrepreneurs can be effective. However, in-person training can be expensive and imposes costs on the target beneficiaries. This paper presents the results of a two-site randomized evaluation of a light-touch,... View Details
Cole, Shawn, Mukta Joshi, and Antoinette Schoar. "Heuristics on Call: The Impact of Mobile-Phone-Based Business-Management Advice." World Bank Economic Review 38, no. 3 (August 2024): 580–597.
- July 2019
- Article
Evaluation of Economic and Clinical Outcomes Under Centers for Medicare & Medicaid Services Mandatory Bundled Payments for Joint Replacements
By: Derek A. Haas, Xiaoran Zhang, Robert S. Kaplan and Zirui Song
In 2016, the Centers for Medicare & Medicaid Services (CMS) launched its first mandatory bundled payment program, the Comprehensive Care for Joint Replacement (CJR) model, by randomizing metropolitan statistical areas (MSAs) into the payment model. The paper analyzed... View Details
Keywords: Medicare; Medicaid; Bundled Payments; Health Care and Treatment; Cost Management; Performance Evaluation; Outcome or Result
Haas, Derek A., Xiaoran Zhang, Robert S. Kaplan, and Zirui Song. "Evaluation of Economic and Clinical Outcomes Under Centers for Medicare & Medicaid Services Mandatory Bundled Payments for Joint Replacements." JAMA Internal Medicine 179, no. 7 (July 2019): 924–931.
- January 2018
- Technical Note
The Scope of Business at the Base of the Pyramid: Middle and Lower Income Countries
By: V. Kasturi Rangan and Tricia Gregg
Using World Bank data, the note defines the Base of the Pyramid population as the 4.76 billion people living on less than $10/day. It briefly reviews the perspectives of key business articles that address this market, notably C.K. Prahalad’s work on Bottom of the... View Details
Rangan, V. Kasturi, and Tricia Gregg. "The Scope of Business at the Base of the Pyramid: Middle and Lower Income Countries." Harvard Business School Technical Note 518-032, January 2018.
- 19 Jun 2020
- News
Inflation Is Higher Than the Official Numbers
- Research Summary
Overview
By: Iavor I. Bojinov
Over the last decade, technology companies like Amazon, Google, and Netflix have pioneered data-driven research and development processes centered on massive experimentation. However, as companies increase the breadth and scale of their experiments to millions of... View Details
- April, 2023
- Article
Reducing Information Barriers to Solar Adoption: Experimental Evidence from India
By: Meera Mahadevan, Robyn C. Meeks and Takashi Yamano
Off-grid solar technologies hold promise for unelectrified and low-quality electricity settings; however, their adoption remains low. Important barriers to adoption, such as incomplete information remain relatively unexplored in developing countries. In collaboration... View Details
Keywords: Technology Adoption; Renewable Energy; Knowledge Sharing; Developing Countries and Economies; India
Mahadevan, Meera, Robyn C. Meeks, and Takashi Yamano. "Reducing Information Barriers to Solar Adoption: Experimental Evidence from India." Energy Economics 120 (April, 2023).
- 2015
- Working Paper
Selling to a Moving Target: Dynamic Marketing Effects in US Presidential Elections
By: Doug J. Chung and Lingling Zhang
We examine the effects of various political campaign activities on voter preferences in the domain of US Presidential elections. We construct a comprehensive data set that covers the three most recent elections, with detailed records of voter preferences at the... View Details
Keywords: Multi-channel Marketing; Personal Selling; Advertising; Political Campaigns; Dynamic Panel Data; Instrumental Variables; Marketing Communications; Political Elections; Advertising Campaigns; United States
Chung, Doug J., and Lingling Zhang. "Selling to a Moving Target: Dynamic Marketing Effects in US Presidential Elections." Harvard Business School Working Paper, No. 15-095, June 2015. (Revised December 2015.)
- 2010
- Working Paper
Report on the State of Available Data for the Study of International Trade and Foreign Direct Investment
By: Robert C. Feenstra, Robert E. Lipsey, Lee G. Branstetter, C. Fritz Foley, James Harrigan, J. Bradford Jensen, Lori Kletzer, Catherine Mann, Peter K. Schott and Greg C. Wright
This report, prepared for the Committee on Economic Statistics of the American Economic Association, examines the state of available data for the study of international trade and foreign direct investment. Data on values of imports and exports of goods are of high... View Details
Keywords: Trade; Foreign Direct Investment; Price; Globalization; Policy; Information; Intellectual Property
Feenstra, Robert C., Robert E. Lipsey, Lee G. Branstetter, C. Fritz Foley, James Harrigan, J. Bradford Jensen, Lori Kletzer, Catherine Mann, Peter K. Schott, and Greg C. Wright. "Report on the State of Available Data for the Study of International Trade and Foreign Direct Investment." NBER Working Paper Series, No. 16254, August 2010.
- 2020
- Working Paper
Is Accounting Useful for Forecasting GDP Growth? A Machine Learning Perspective
We provide a comprehensive examination of whether, to what extent, and which accounting variables are useful for improving the predictive accuracy of GDP growth forecasts. We leverage statistical models that accommodate a broad set of (341) variables—outnumbering the... View Details
Keywords: Big Data; Elastic Net; GDP Growth; Machine Learning; Macro Forecasting; Short Fat Data; Accounting; Economic Growth; Forecasting and Prediction; Analytics and Data Science
Datar, Srikant, Apurv Jain, Charles C.Y. Wang, and Siyu Zhang. "Is Accounting Useful for Forecasting GDP Growth? A Machine Learning Perspective." Harvard Business School Working Paper, No. 21-113, December 2020.